.commentsInputLayout {
    width: 100%;
    height: 100rpx;
    position: fixed;
    bottom: 20rpx;
    left: 0rpx;
    right: 0rpx;
    z-index: 20;
    display: -webkit-flex;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    background-color: #fff;
    /* 使之可以滚动 *//* overflow-y: scroll; *//* 增加该属性，可以增加弹性，是滑动更加顺畅 */
    -webkit-overflow-scrolling: touch;
}
.commentsInput {
    width: auto;
    height: 100rpx;
    line-height: 100rpx;
    position: relative;
    flex: 1;
    padding-left: 30rpx;
    padding-right: 30rpx;
    font-size: 32rpx;
    word-break: break-all;
    word-wrap: break-word;
    color: #333;
    border-top: solid #f4f4f4 0.01rpx;
    background-color: #f4f4f4;
    z-index: 21;    
}
    /** border-top必须设置，如不设置在部分机型上会出现定位不准问题*/    
.commentsBtn {
    height: 100rpx;
    line-height: 100rpx;
    position: relative;
    font-size: 32rpx;
    color: #fff;
    border-top: solid #2b3e61 0.01rpx;
    padding-left: 30rpx;
    padding-right: 30rpx;
    background-color: #2b3e61;
    z-index: 21;    
}